5Frizpatrick: A Comparison of ratios of SuCcessful Industrial Enterprises with those of Faited FirmS[M], New York, Certified Public Accountant, 1932.3:45-56.
6Altman E Haldeman R, Harayanan P: ZETA Analysis: A New Model to Identity BankruptCy Risk of Corporations[J], Journal of Banking and Finance, 1977, 6:29-54.
7Beaver, W: H: Financial Rations as Predictors of Failure [J]. Journal of Accounting Resea rch(supplement):1966,4:71-111.
8Aziz, A,. D.C. Emanuel and G.H. Lawson: Bankruptcy Prediction-An Investigation of Cash Flow Based Model [J], Journal of Management Studies, 1988, 25:419-437.